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Welcome,

I take exceptional care of my clients by performing a comprehensive property inspection... Same day e-report with photos.

"Inspected once, inspected right."


Glenn Stewart
CREIA Certified Master Inspector

Bay Area Home Inspection

Pacific Coast Inspections

866-570-1222

www.pacificinspect.com

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Welcome to my Homepage Blog. Here you'll find stories about inspections I have done and facts I think are interesting to share with you. Come back often to see what's new.

-Glenn, a.k.a. The House Whisperer

How Many Wires
Written by Glenn Stewart   
Thursday, 29 April 2010 14:23

Cruising through a dark basement in Santa Cruz during a recent home inspection, we were dazzled by our spotlight as the light beam played on the bright starburst of electrical wires. OverStuffed_J-box_Santa_Cruz

Just how many electrical wires can you stuff into a junction box?

All electrical junction boxes (where wires are connected together) have a maximum number of how many wires can fill the box. This volume is generally listed in cubic inches and there are reference tables used by licensed electrician to determine the number of wires.

The reason it is important not to exceed the allowed conductor-fill volume is to allow for the dissipation of the heat, that the electrical current generates as it travels through the conductors...  every time you turn on a light switch or plug in the toaster.

There's nothing worse than an electrical fire to ruin your day.